@inproceedings{inproceedingsb2221bf9, title = {Soil mapping using landsat thematic mapper data}, author = {Deventer, P A V and Angulo Filho, R and Elliot, W J and Lyon, J G and Ward, A D and Thenkabail, P S}, year = {1991}, publisher = {Asae}, booktitle = {International Summer Meeting of the American Society of Agricultural Engineers} }